Description
A weakness has been identified in Tenda CH22 1.0.0.1. Affected by this issue is the function fromVirtualSer of the file /goform/VirtualSer. This manipulation of the argument page causes buffer overflow. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks.
Affected products
tenda: ch22 firmware; tenda: ch22
References5
- github.com/QIU-DIE/CVE/issues/18 ExploitIssue TrackingThird Party Advisory
- vuldb.com/?ctiid.329936 Permissions RequiredVDB Entry
- vuldb.com/?id.329936 Third Party AdvisoryVDB Entry
- vuldb.com/?submit.674012 Third Party AdvisoryVDB Entry
- www.tenda.com.cn/ Product
Metrics
- CVSS 3.1
-
9.8
CRITICAL
Score source: NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 4.0
-
7.4
HIGH
Score source: CNA
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - EPSS — exploit probability
- 1% percentile: 64 · as of 10 November 2026
- CWE
- CWE-119CWE-120
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.